diff --git a/ports/abseil/CONTROL b/ports/abseil/CONTROL
index 63d5e26f0a1df2..459eeee3f6e810 100644
--- a/ports/abseil/CONTROL
+++ b/ports/abseil/CONTROL
@@ -1,5 +1,5 @@
 Source: abseil
-Version: 2019-05-08-1
+Version: 2019-12-19
 Homepage: https://github.com/abseil/abseil-cpp
 Description: an open-source collection designed to augment the C++ standard library.
   Abseil is an open-source collection of C++ library code designed to augment the C++ standard library. The Abseil library code is collected from Google's own C++ code base, has been extensively tested and used in production, and is the same code we depend on in our daily coding lives.
diff --git a/ports/abseil/fix-config.patch b/ports/abseil/fix-config.patch
deleted file mode 100644
index daa5dd3a4e9f78..00000000000000
--- a/ports/abseil/fix-config.patch
+++ /dev/null
@@ -1,26 +0,0 @@
-diff --git a/CMake/abslConfig.cmake.in b/CMake/abslConfig.cmake.in
-index 60847fa..4641d44 100644
---- a/CMake/abslConfig.cmake.in
-+++ b/CMake/abslConfig.cmake.in
-@@ -4,4 +4,8 @@ include(FindThreads)
- 
- @PACKAGE_INIT@
- 
-+include(CMakeFindDependencyMacro)
-+
-+set_and_check(absl_INCLUDE_DIR "@PACKAGE_CMAKE_INSTALL_INCLUDEDIR@")
-+
- include ("${CMAKE_CURRENT_LIST_DIR}/@PROJECT_NAME@Targets.cmake")
-\ No newline at end of file
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index e7587f7..3079534 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -132,6 +132,7 @@ if(ABSL_ENABLE_INSTALL)
-     CMake/abslConfig.cmake.in
-     "${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
-     INSTALL_DESTINATION "${ABSL_INSTALL_CONFIGDIR}"
-+    PATH_VARS CMAKE_INSTALL_INCLUDEDIR
-   )
-   install(FILES "${PROJECT_BINARY_DIR}/${PROJECT_NAME}Config.cmake"
-     DESTINATION "${ABSL_INSTALL_CONFIGDIR}"
diff --git a/ports/abseil/fix-lnk2019-error.patch b/ports/abseil/fix-lnk2019-error.patch
new file mode 100644
index 00000000000000..f16f1f68bc1117
--- /dev/null
+++ b/ports/abseil/fix-lnk2019-error.patch
@@ -0,0 +1,39 @@
+diff --git a/absl/base/options.h b/absl/base/options.h
+index 3961e63..d4f21ec 100644
+--- a/absl/base/options.h
++++ b/absl/base/options.h
+@@ -94,7 +94,7 @@
+ // User code should not inspect this macro.  To check in the preprocessor if
+ // absl::any is a typedef of std::any, use the feature macro ABSL_USES_STD_ANY.
+ 
+-#define ABSL_OPTION_USE_STD_ANY 2
++#define ABSL_OPTION_USE_STD_ANY 0
+ 
+ 
+ // ABSL_OPTION_USE_STD_OPTIONAL
+@@ -129,7 +129,7 @@
+ // absl::optional is a typedef of std::optional, use the feature macro
+ // ABSL_USES_STD_OPTIONAL.
+ 
+-#define ABSL_OPTION_USE_STD_OPTIONAL 2
++#define ABSL_OPTION_USE_STD_OPTIONAL 0
+ 
+ 
+ // ABSL_OPTION_USE_STD_STRING_VIEW
+@@ -156,7 +156,7 @@
+ // absl::string_view is a typedef of std::string_view, use the feature macro
+ // ABSL_USES_STD_STRING_VIEW.
+ 
+-#define ABSL_OPTION_USE_STD_STRING_VIEW 2
++#define ABSL_OPTION_USE_STD_STRING_VIEW 0
+ 
+ 
+ // ABSL_OPTION_USE_STD_VARIANT
+@@ -183,6 +183,6 @@
+ // absl::variant is a typedef of std::variant, use the feature macro
+ // ABSL_USES_STD_VARIANT.
+ 
+-#define ABSL_OPTION_USE_STD_VARIANT 2
++#define ABSL_OPTION_USE_STD_VARIANT 0
+ 
+ #endif  // ABSL_BASE_OPTIONS_H_
diff --git a/ports/abseil/fix-usage-lnk-error.patch b/ports/abseil/fix-usage-lnk-error.patch
index 5335d144b74df7..94c5d98d9100bf 100644
--- a/ports/abseil/fix-usage-lnk-error.patch
+++ b/ports/abseil/fix-usage-lnk-error.patch
@@ -1,12 +1,11 @@
 diff --git a/absl/strings/ascii.cc b/absl/strings/ascii.cc
-index c9481e8..5c155e1 100644
+index abea3e4..16d0bcc 100644
 --- a/absl/strings/ascii.cc
 +++ b/absl/strings/ascii.cc
-@@ -49,109 +49,6 @@ namespace ascii_internal {
- //     print ' //', Hex2(i & 0x78)
+@@ -51,108 +51,6 @@ namespace ascii_internal {
  //   elif i % 16 == 15:
  //     print
--
+ 
 -// clang-format off
 -// Array of bitfields holding character information. Each bit value corresponds
 -// to a particular character feature. For readability, and because the value
@@ -113,11 +112,11 @@ index c9481e8..5c155e1 100644
  
  void AsciiStrToLower(std::string* s) {
 diff --git a/absl/strings/ascii.h b/absl/strings/ascii.h
-index 48a9da2..9d70382 100644
+index 792aabe..989e464 100644
 --- a/absl/strings/ascii.h
 +++ b/absl/strings/ascii.h
-@@ -61,14 +61,105 @@
- namespace absl {
+@@ -62,14 +62,105 @@ namespace absl {
+ ABSL_NAMESPACE_BEGIN
  namespace ascii_internal {
  
 -// Declaration for an array of bitfields holding character information.
diff --git a/ports/abseil/portfile.cmake b/ports/abseil/portfile.cmake
index 22f3bc34910ac8..6acc0ea39e4bc6 100644
--- a/ports/abseil/portfile.cmake
+++ b/ports/abseil/portfile.cmake
@@ -1,20 +1,16 @@
-include(vcpkg_common_functions)
-
-if(VCPKG_CMAKE_SYSTEM_NAME STREQUAL "WindowsStore")
-    message(FATAL_ERROR "Abseil currently only supports being built for desktop")
-endif()
+vcpkg_fail_port_install(ON_TARGET "UWP")
 
 vcpkg_check_linkage(ONLY_STATIC_LIBRARY)
 
 vcpkg_from_github(
     OUT_SOURCE_PATH SOURCE_PATH
     REPO abseil/abseil-cpp
-    REF aa468ad75539619b47979911297efbb629c52e44
-    SHA512 4254d8599103d8f06b03f60a0386eba07f314184217d0bca404d41fc0bd0a8df287fe6d07158d10cde096af3097aff2ecc1a5e8f7c3046ecf956b5fde709ad1d
+    REF 29235139149790f5afc430c11cec8f1eb1677607 #commit 2019-12-19
+    SHA512 be34c782eb6cdb3355ab56f1592e692435a63bf19a0364980d498c75db267e986e60a3e425bd3b9c57b7f8afdb7c642eb68386165ec147a6d5b448570bbe756a
     HEAD_REF master
     PATCHES 
         fix-usage-lnk-error.patch
-        fix-config.patch
+        fix-lnk2019-error.patch
 )
 
 vcpkg_configure_cmake(
@@ -27,7 +23,7 @@ vcpkg_fixup_cmake_targets(CONFIG_PATH lib/cmake/absl TARGET_PATH share/absl)
 
 vcpkg_copy_pdbs()
 
-file(INSTALL ${SOURCE_PATH}/LICENSE DESTINATION ${CURRENT_PACKAGES_DIR}/share/abseil RENAME copyright)
+file(INSTALL ${SOURCE_PATH}/LICENSE DESTINATION ${CURRENT_PACKAGES_DIR}/share/${PORT} RENAME copyright)
 file(REMOVE_RECURSE ${CURRENT_PACKAGES_DIR}/debug/share
                     ${CURRENT_PACKAGES_DIR}/debug/include
                     ${CURRENT_PACKAGES_DIR}/include/absl/copts